Finding the Fourth Proportional to 4,406.00, 6,615.30 and 3,864.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,406.00 : 6,615.30 = 3,864.72 : x
2. Step 2: Convert to fraction form
   4,406.00/6,615.30 = 3,864.72/x
3. Step 3: Cross multiply
   4,406.00x = 6,615.30 × 3,864.72
4. Step 4: Simplify right side
   4,406.00x = 25,566,282.22
5. Step 5: Solve for x
   x = 25,566,282.22/4,406.00
6. Step 6: Final answer
   x = 5,802.61